splice array in javscript code example

Example 1: splice javascritp

let colors = ['red', 'blue', 'green'];

let index_element_to_be_delete = colors.indexOf('green');

colors.splice(index_element_to_be_delete); 

//Colors now: ['red', 'blue']

Example 2: splice javascript

const numbers = [10, 11, 12, 12, 15];
const startIndex = 3;
const amountToDelete = 1;

numbers.splice(startIndex, amountToDelete, 13, 14);
// the second entry of 12 is removed, and we add 13 and 14 at the same index
console.log(numbers);
// returns [ 10, 11, 12, 13, 14, 15 ]

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